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• Conducted an analysis of the CMS-USC service performance degradation issue, which impacted the entire cloud services ecosystem. Utilizing tools like CloudWatch and Datadog charts, identified and implemented a solution that not only achieved our performance goals but also led to a reduction in operational costs by optimizing the cloud resources required to run the service.
• Migrated Resmed services to AWS elastic kubernetes service for better scalability and cost management. Created a zero downtime migration plan to minimize impact on customers, developed and directed services performance testing plan in coordination with Site reliability engineering to measure the performance in production.
• Partnered with the security engineering team to conduct comprehensive security assessments of our services, designing and overseeing the implementation of solutions to remediate identified vulnerabilities alongside fellow engineers
• Collaborate with the technical product manager to analyze user needs and software requirements to determine feasibility of design within time and cost constraints.
• Mentored less experienced engineers on best coding practices and software design principles, directly contributing to a noticeable improvement in code quality and project delivery timelines.

Translation Microservice

• Spearheaded the development of a translation service for HealthSparq's user interface, supporting 4 different languages and handles millions of requests a day using Java and Spring Boot.
• Designed and implemented a client-side local cache that stores infrequently changed translations which reduced the average response time by 70%.
• Redesigned the service RESTful API's to a more robust version and worked with the internal services owners on requirements gathering and finding ways to help their initiatives.
• Developed cloud solutions in AWS, utilizing services such as ECS, CloudFormation, DynamoDB, Parameter Store, Secrets Manager, CloudWatch, and S3.
• Did capacity planning for the service and created a cloudformation template to configure the AWS ECS and auto scaling.
• Leveraged tools such as DataDog APM, Logs, Monitors, Dashboards and alerts to gather and analyze data, identify root causes and troubleshoot complex technical issues across multiple systems.
• Technology Stack: Spring Boot, Java 11, DynamoDB, Guava.

Keycloak Microservice

• led the efforts to implement Single Sign-On (SSO) using Keycloak for one of the company's biggest clients, resulting in improved security and user experience for over 100,000 members.
• Led client meetings to gather requirements for SSO and identity management and presented solutions using Keycloak.
• Developed custom protocol mappers and authenticators to map attributes from external IdPs to Keycloak, allowing for accurate user provisioning and authorization.
• Monitored and troubleshot issues related to identity brokering, including configuration errors, attribute mapping and certificate validation, ensuring smooth operation of the system.
• Technology Stack: Java 11, Spring Boot, RESTful, Aurora, Keycloak, Hibernate.

API Gateway Microservice

• Implemented reverse proxy in the API gateway using Nginx and OpenResty and created documentation to enable service owners to add their services to the API gateway.
• Created token service sidecar and integrated it with the authentication service which is used by the API gateway to validate JWT tokens to downstream services.
• Technology Stack: Lua, RESTful, OpenResty, Spring Boot.

Content Rules Microservice

• Delivered match on search term feature that render customized messages and ads on the user interface based on user search for doctors, facilities or specialties using Levenshtein Distance algorithm.

Watanya-Self Care

• Contributed to the design and development of a web portal for a telecommunications company to streamline services for prepaid and postpaid customers..
• Integrated the portal with the company middleware by consuming SOAP API's.
• Led conversion of UI design to responsive deign using bootstrap framework with quick turnaround.

ProcessMeter

• Established dashboard application for middleware processes to represent graphically and track requests to middleware. Developed application prototype to prove concept and demonstrate to customers. Successfully developed application.
• Technology Stack: Spring Boot, Bootstrap, HTML, CSS, SOAP.